Hi,

According to below link, I can (select) encrypt custom field if it falls in to any mentioned category below.

• Email
• Phone
• Text
• Text Area
• Text Area (Long)
• URL
• Date
• Date/Time

https://help.salesforce.com/HTViewHelpDoc?id=security_pe_overview_fields.htm

Here what I cannot understand is, I have created a text custom field in the Account standard object, but it does not showing in the Field List of the "Platform Encryption" page. What I'm doing wrong here?